/* roulang page: index */
:root{
  --brand:#E4566E;
  --brand-dark:#C33F58;
  --brand-soft:#FDE7EB;
  --mint:#2FB59A;
  --mint-soft:#E4F6F2;
  --orange:#FF8A4C;
  --bg:#FFF9F6;
  --bg-alt:#FFEFEA;
  --bg-alt2:#F6F1EC;
  --ink:#241E22;
  --muted:#6E6469;
  --line:#EFDCD5;
  --dark:#2A1B22;
  --white:#FFFFFF;
  --radius-s:12px;
  --radius:16px;
  --radius-lg:24px;
  --shadow:0 6px 20px rgba(196,120,120,.10);
  --shadow-hover:0 12px 28px rgba(196,120,120,.16);
  --container:1180px;
  --ease:180ms ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Hiragino Sans GB",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px;}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 40px;
}
section{position:relative;}
.section{padding:72px 0;}
.section--alt{background:var(--bg-alt);}
.section--alt2{background:var(--bg-alt2);}
.section-head{max-width:720px;margin-bottom:40px;}
.section-head h2{font-size:clamp(24px,2.6vw,30px);font-weight:700;letter-spacing:-.3px;line-height:1.4;}
.section-head p{margin-top:12px;color:var(--muted);font-size:15.5px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.5px;
  color:var(--brand-dark);background:var(--brand-soft);
  border-radius:999px;padding:5px 14px;margin-bottom:16px;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--brand);display:inline-block;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,249,246,.92);
  backdrop-filter:saturate(140%) blur(8px);
  border-bottom:1px solid transparent;
  transition:box-shadow var(--ease),border-color var(--ease),background var(--ease);
}
.site-header.is-scrolled{box-shadow:0 4px 18px rgba(196,120,120,.12);border-bottom-color:var(--line);background:rgba(255,249,246,.98);}
.nav-wrap{display:flex;align-items:center;gap:24px;min-height:72px;}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  width:26px;height:26px;border-radius:9px;
  background:linear-gradient(135deg,var(--brand),var(--orange));
  display:inline-block;position:relative;
}
.logo-mark::after{content:"";position:absolute;inset:7px 7px auto 7px;height:2px;background:#fff;border-radius:2px;box-shadow:0 5px 0 #fff,0 10px 0 rgba(255,255,255,.65);}
.logo-text{font-size:17px;font-weight:800;letter-spacing:-.3px;line-height:1.1;}
.logo-text em{display:block;font-style:normal;font-size:11px;font-weight:600;color:var(--muted);letter-spacing:.5px;}
.nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav a{
  position:relative;padding:8px 12px;font-size:14.5px;color:var(--ink);
  border-radius:10px;transition:color var(--ease),background var(--ease);
}
.nav a:hover{color:var(--brand-dark);background:var(--brand-soft);}
.nav a.is-active{color:var(--brand-dark);font-weight:600;}
.nav a.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:-2px;height:2px;background:var(--brand);border-radius:2px;
}
.nav-actions{display:flex;align-items:center;gap:10px;}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);background:#fff;border-radius:12px;
  cursor:pointer;padding:0;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;padding:13px 26px;border-radius:999px;
  border:1.5px solid transparent;cursor:pointer;
  transition:transform var(--ease),background var(--ease),color var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(228,86,110,.24);}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-1px);box-shadow:0 10px 22px rgba(196,63,88,.28);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--brand-dark);border-color:var(--brand);}
.btn-ghost:hover{background:var(--brand-soft);transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-block{width:100%;}
.text-link{color:var(--brand-dark);font-weight:600;font-size:14.5px;border-bottom:1px solid rgba(195,63,88,.35);padding-bottom:1px;transition:color var(--ease),border-color var(--ease);}
.text-link:hover{color:var(--brand);border-color:var(--brand);}

/* ---------- hero ---------- */
.hero{padding:64px 0 56px;background:var(--bg);overflow:hidden;}
.hero::before{
  content:"";position:absolute;inset:-20% -10% auto auto;width:620px;height:620px;
  background:radial-gradient(circle at 30% 30%,rgba(228,86,110,.16),rgba(255,249,246,0) 68%);
  pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:52px;align-items:center;position:relative;}
.hero h1{font-size:clamp(28px,4vw,44px);line-height:1.24;font-weight:800;letter-spacing:-.5px;}
.hero h1 .hl{color:var(--brand-dark);}
.hero-sub{margin-top:16px;font-size:17px;font-weight:600;color:var(--brand-dark);}
.hero-desc{margin-top:14px;color:var(--muted);font-size:15.5px;max-width:520px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-visual{position:relative;padding:10px 0;}
.hero-shot{
  aspect-ratio:4/5;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow-hover);transform:rotate(-2deg);background:var(--bg-alt);
}
.hero-shot img{width:100%;height:100%;object-fit:cover;}
.float-badge{
  position:absolute;display:inline-flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:8px 16px;font-size:13px;font-weight:600;color:var(--ink);
  box-shadow:var(--shadow);
}
.float-badge i{width:8px;height:8px;border-radius:50%;background:var(--mint);display:inline-block;}
.float-badge.top{top:6px;left:-14px;}
.float-badge.bottom{bottom:22px;right:-8px;}
.float-badge.bottom i{background:var(--orange);}
.stat-bar{
  display:grid;grid-template-columns:repeat(4,1fr);
  margin-top:48px;padding-top:24px;border-top:1px solid var(--line);gap:16px;
}
.stat-item{padding-left:18px;border-left:1px solid var(--line);}
.stat-item:first-child{padding-left:0;border-left:0;}
.stat-num{font-size:22px;font-weight:800;color:var(--brand-dark);letter-spacing:-.5px;}
.stat-label{font-size:13px;color:var(--muted);margin-top:2px;}

/* ---------- feature matrix ---------- */
.matrix{display:grid;grid-template-columns:1.15fr 1fr 1fr;grid-auto-rows:minmax(0,auto);gap:20px;}
.m-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  display:flex;flex-direction:column;gap:10px;position:relative;
}
.m-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#E6CFC7;}
.m-card.large{grid-row:span 2;background:linear-gradient(160deg,#fff, #FFF1F3);justify-content:space-between;padding:28px;min-height:290px;}
.m-card h3{font-size:18px;font-weight:600;line-height:1.45;}
.m-card.large h3{font-size:22px;}
.m-card p{font-size:14.5px;color:var(--muted);line-height:1.75;}
.icon-box{
  width:44px;height:44px;border-radius:13px;background:var(--brand-soft);
  display:flex;align-items:center;justify-content:center;color:var(--brand-dark);
  font-weight:700;font-size:18px;flex:0 0 auto;
}
.icon-box.mint{background:var(--mint-soft);color:#1E8C77;}
.card-arrow{margin-top:auto;font-size:15px;color:var(--brand-dark);align-self:flex-end;transition:transform var(--ease);}
.m-card:hover .card-arrow{transform:translateX(3px);}

/* ---------- flow ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;position:relative;}
.flow::before{
  content:"";position:absolute;top:44px;left:6%;right:6%;height:0;
  border-top:2px dashed #E9CFC7;z-index:0;
}
.flow-step{position:relative;z-index:1;}
.step-num{
  font-size:44px;font-weight:800;line-height:1;
  color:transparent;-webkit-text-stroke:1.5px #E7A9B5;
  letter-spacing:-1px;
}
.flow-step h3{font-size:17px;font-weight:600;margin-top:14px;}
.flow-step p{font-size:14.5px;color:var(--muted);margin-top:6px;}

/* ---------- scenarios ---------- */
.scene{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;}
.scene + .scene{margin-top:56px;}
.scene-media{aspect-ratio:16/10;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);}
.scene-media img{width:100%;height:100%;object-fit:cover;}
.scene h3{font-size:21px;font-weight:700;letter-spacing:-.2px;}
.scene p{margin-top:12px;color:var(--muted);font-size:15.5px;}
.scene .text-link{display:inline-block;margin-top:18px;}
.scene.reverse .scene-media{order:2;}

/* ---------- pills ---------- */
.pill-cloud{display:flex;flex-wrap:wrap;gap:12px;}
.pill{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:9px 20px;font-size:14.5px;color:var(--ink);
  transition:background var(--ease),border-color var(--ease),color var(--ease),transform var(--ease);
}
.pill:hover{background:var(--brand-soft);border-color:#EBC4CE;color:var(--brand-dark);transform:translateY(-2px);}
.pill--static{cursor:default;}
.pill--static:hover{transform:none;background:#fff;border-color:var(--line);color:var(--ink);}

/* ---------- safety dark ---------- */
.dark-section{background:var(--dark);color:#fff;overflow:hidden;}
.dark-section::before{
  content:"";position:absolute;inset:0;
  background:url("/assets/images/0c7dab86e27fbc85.webp") center/cover no-repeat;
  opacity:.14;pointer-events:none;
}
.dark-grid{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:start;}
.dark-section .eyebrow{background:rgba(255,255,255,.12);color:#FFD8DF;}
.dark-section .eyebrow .dot{background:var(--orange);}
.dark-section h2{font-size:clamp(24px,2.6vw,30px);font-weight:700;line-height:1.4;color:#fff;}
.dark-section p.lead{color:#CDBCC1;margin-top:14px;font-size:15.5px;max-width:520px;}
.safe-list{margin-top:26px;display:flex;flex-direction:column;gap:14px;}
.safe-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:#F3E7EA;}
.safe-list li strong{display:block;color:#fff;font-weight:600;font-size:15.5px;}
.safe-list li span.tick{
  flex:0 0 auto;width:22px;height:22px;border-radius:50%;background:rgba(47,181,154,.18);
  color:#5FD8BF;display:flex;align-items:center;justify-content:center;font-size:12px;margin-top:4px;
}
.safe-cards{display:flex;flex-direction:column;gap:14px;}
.safe-card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius);padding:18px 20px;
  transition:background var(--ease),transform var(--ease);
}
.safe-card:hover{background:rgba(255,255,255,.10);transform:translateY(-2px);}
.safe-card h3{font-size:16px;font-weight:600;color:#fff;}
.safe-card p{font-size:14px;color:#C7B5BA;margin-top:6px;}

/* ---------- install cards ---------- */
.install-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.install-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease);
  display:flex;flex-direction:column;
}
.install-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.install-head{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.install-head h3{font-size:17px;font-weight:600;}
.install-steps{display:flex;flex-direction:column;gap:10px;margin-bottom:22px;counter-reset:step;}
.install-steps li{
  position:relative;padding-left:26px;font-size:14.5px;color:var(--muted);line-height:1.7;
}
.install-steps li::before{
  counter-increment:step;content:counter(step);
  position:absolute;left:0;top:2px;width:18px;height:18px;border-radius:50%;
  background:var(--brand-soft);color:var(--brand-dark);
  font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center;
}
.install-card .btn{margin-top:auto;}

/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.news-card{
  display:flex;flex-direction:column;gap:12px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#E6CFC7;}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;}
.badge{
  display:inline-flex;align-items:center;
  font-size:12px;font-weight:600;letter-spacing:.3px;
  color:var(--brand-dark);background:var(--brand-soft);
  border-radius:999px;padding:3px 11px;
}
.badge.mint{color:#1E8C77;background:var(--mint-soft);}
.news-date{font-size:12.5px;color:var(--muted);}
.news-card h3{
  font-size:16.5px;font-weight:600;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card p{
  font-size:14px;color:var(--muted);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.more-row{display:flex;justify-content:center;margin-top:36px;}
.empty-state{
  border:1px dashed var(--line);border-radius:var(--radius);
  padding:44px 24px;text-align:center;color:var(--muted);background:#fff;
}
.empty-state .empty-mark{
  width:52px;height:52px;border-radius:16px;background:var(--brand-soft);
  margin:0 auto 14px;display:flex;align-items:center;justify-content:center;
  color:var(--brand-dark);font-weight:700;
}

/* ---------- stories ---------- */
.story-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.story-card{
  background:#FFF1F2;border:1px solid #F6D8DD;border-radius:var(--radius);
  padding:22px;transition:transform var(--ease),box-shadow var(--ease);
}
.story-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.story-top{display:flex;align-items:center;gap:12px;}
.avatar{
  width:44px;height:44px;border-radius:50%;background:#fff;border:1px solid #F1CDD4;
  display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--brand-dark);font-size:15px;
}
.story-name{font-weight:600;font-size:15px;}
.stars{color:var(--orange);font-size:13px;letter-spacing:2px;}
.story-card p{margin-top:14px;font-size:14.5px;color:#5C4A50;line-height:1.8;}

/* ---------- start steps ---------- */
.start-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;}
.start-card{background:#fff;padding:28px 26px;}
.start-card .big-num{
  font-size:34px;font-weight:800;color:var(--brand);line-height:1;
  letter-spacing:-1px;
}
.start-card h3{font-size:17px;font-weight:600;margin-top:14px;}
.start-card p{font-size:14.5px;color:var(--muted);margin-top:8px;}

/* ---------- plans ---------- */
.plan-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;}
.plan-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 26px;box-shadow:var(--shadow);
}
.plan-card.featured{border-color:#EBC4CE;background:linear-gradient(170deg,#fff,#FFF4F6);}
.plan-badge{
  position:absolute;top:-12px;left:26px;
  font-size:12px;font-weight:600;padding:4px 14px;border-radius:999px;
  background:var(--brand);color:#fff;
}
.plan-card h3{font-size:19px;font-weight:700;}
.plan-price{margin-top:8px;font-size:14px;color:var(--muted);}
.plan-list{margin-top:20px;display:flex;flex-direction:column;gap:11px;}
.plan-list li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:#4A3F44;}
.plan-list li .tick{
  flex:0 0 auto;width:18px;height:18px;border-radius:50%;background:var(--mint-soft);
  color:#1E8C77;display:flex;align-items:center;justify-content:center;font-size:11px;margin-top:4px;
}
.plan-list li.mute .tick{background:#F1E9E4;color:#A79695;}

/* ---------- topic list ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.topic-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;display:flex;flex-direction:column;gap:10px;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.topic-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#E6CFC7;}
.topic-card h3{font-size:15.5px;font-weight:600;line-height:1.6;}
.topic-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;}

/* ---------- city ---------- */
.city-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:44px;align-items:center;}
.city-cloud{display:flex;flex-wrap:wrap;gap:10px;}
.city-chip{
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:8px 18px;font-size:14px;color:#4A3F44;
}

/* ---------- faq ---------- */
.faq-list{max-width:860px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:0 22px;margin-bottom:10px;position:relative;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item:hover{border-color:#E6CFC7;box-shadow:var(--shadow);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 0;font-size:16px;font-weight:600;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";flex:0 0 auto;width:24px;height:24px;border-radius:50%;
  background:var(--brand-soft);color:var(--brand-dark);
  font-size:17px;line-height:1;display:flex;align-items:center;justify-content:center;
  transition:transform var(--ease),background var(--ease);
}
.faq-item[open] summary::after{transform:rotate(45deg);background:var(--brand);color:#fff;}
.faq-item[open]{border-color:#E9C6CE;}
.faq-item[open]::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:3px;background:var(--brand);
}
.faq-answer{padding:0 0 20px;font-size:15px;color:var(--muted);line-height:1.85;max-width:92%;}

/* ---------- cta band ---------- */
.cta-band{
  background:linear-gradient(120deg,#FFEFEA 0%,#FCE0D7 100%);
  border-radius:var(--radius-lg);padding:52px 40px;text-align:center;
  border:1px solid #F6D8CF;
}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);font-weight:800;letter-spacing:-.3px;}
.cta-band p{margin-top:12px;color:#6B585C;font-size:15.5px;}
.cta-actions{margin-top:26px;display:flex;flex-wrap:wrap;gap:16px;justify-content:center;align-items:center;}

/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:#D6C6CB;padding:60px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:36px;}
.footer-brand .logo-text{color:#fff;}
.footer-brand .logo-text em{color:#B9A6AC;}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.8;color:#B7A5AB;max-width:320px;}
.footer-col h4{font-size:14px;font-weight:600;color:#fff;letter-spacing:.5px;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:#BEA9AF;transition:color var(--ease),transform var(--ease);display:inline-block;}
.footer-col a:hover{color:#fff;transform:translateX(2px);}
.footer-note{font-size:13.5px;color:#A9959B;line-height:1.9;}
.footer-bottom{
  margin-top:44px;border-top:1px solid rgba(255,255,255,.10);
  padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:10px;
  align-items:center;justify-content:space-between;
  font-size:13px;color:#9A868C;
}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .container{padding:0 32px;}
  .hero-grid{gap:38px;}
  .news-grid,.topic-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991px){
  .nav{
    position:fixed;top:72px;left:0;right:0;bottom:0;
    background:#fff;flex-direction:column;align-items:stretch;gap:4px;
    padding:20px 24px 32px;border-top:1px solid var(--line);
    transform:translateY(-8px);opacity:0;visibility:hidden;
    transition:opacity 150ms ease,transform 150ms ease,visibility 150ms;
    overflow-y:auto;
  }
  .nav.is-open{opacity:1;visibility:visible;transform:translateY(0);}
  .nav a{padding:14px 12px;font-size:16px;border-radius:12px;}
  .nav a.is-active::after{display:none;}
  .nav a.is-active{background:var(--brand-soft);}
  .nav-toggle{display:inline-flex;}
  .nav-actions .btn-sm{display:none;}
  body.nav-open{overflow:hidden;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-visual{max-width:420px;}
  .matrix{grid-template-columns:1fr 1fr;}
  .m-card.large{grid-row:span 1;grid-column:span 2;min-height:0;}
  .flow{grid-template-columns:1fr 1fr;gap:26px;}
  .flow::before{display:none;}
  .scene{grid-template-columns:1fr;gap:24px;}
  .scene.reverse .scene-media{order:0;}
  .install-grid{grid-template-columns:1fr;}
  .plan-grid{grid-template-columns:1fr;}
  .city-grid{grid-template-columns:1fr;gap:28px;}
  .dark-grid{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .start-grid{grid-template-columns:1fr;}
  .stat-bar{grid-template-columns:repeat(2,1fr);gap:20px;}
  .stat-item:nth-child(3){padding-left:0;border-left:0;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .section{padding:44px 0;}
  .hero{padding:36px 0 40px;}
  .hero h1{font-size:clamp(26px,7vw,32px);}
  .hero-actions .btn{flex:1 1 100%;}
  .hero-visual{transform:none;max-width:none;}
  .float-badge.top{left:0;}
  .float-badge.bottom{right:0;bottom:12px;}
  .matrix{grid-template-columns:1fr;}
  .m-card.large{grid-column:span 1;}
  .flow{grid-template-columns:1fr;gap:22px;}
  .stat-bar{
    grid-template-columns:none;grid-auto-flow:column;grid-auto-columns:78%;
    overflow-x:auto;gap:14px;padding-bottom:6px;scroll-snap-type:x mandatory;
  }
  .stat-item{
    padding:0 0 0 14px;border-left:1px solid var(--line);scroll-snap-align:start;
  }
  .stat-item:first-child{padding-left:14px;border-left:1px solid var(--line);}
  .news-grid,.topic-grid,.story-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .cta-band{padding:36px 22px;border-radius:18px;}
  .faq-item{padding:0 16px;}
  .faq-answer{max-width:100%;font-size:14.5px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: article */
:root{
  --brand:#E4566E;
  --brand-dark:#C33F58;
  --brand-soft:#FDE7EB;
  --mint:#2FB59A;
  --mint-soft:#E4F6F2;
  --orange:#FF8A4C;
  --bg:#FFF9F6;
  --bg-alt:#FFEFEA;
  --bg-alt2:#F6F1EC;
  --ink:#241E22;
  --muted:#6E6469;
  --line:#EFDCD5;
  --dark:#2A1B22;
  --white:#FFFFFF;
  --radius-s:12px;
  --radius:16px;
  --radius-lg:24px;
  --shadow:0 6px 20px rgba(196,120,120,.10);
  --shadow-hover:0 12px 28px rgba(196,120,120,.16);
  --container:1180px;
  --ease:180ms ease;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Hiragino Sans GB",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding-left:0;list-style:none;}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 40px;
}
/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,249,246,.92);
  backdrop-filter:saturate(140%) blur(8px);
  border-bottom:1px solid transparent;
  transition:box-shadow var(--ease),border-color var(--ease),background var(--ease);
}
.site-header.is-scrolled{box-shadow:0 4px 18px rgba(196,120,120,.12);border-bottom-color:var(--line);background:rgba(255,249,246,.98);}
.nav-wrap{display:flex;align-items:center;gap:24px;min-height:72px;}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  width:26px;height:26px;border-radius:9px;
  background:linear-gradient(135deg,var(--brand),var(--orange));
  display:inline-block;position:relative;
}
.logo-mark::after{content:"";position:absolute;inset:7px 7px auto 7px;height:2px;background:#fff;border-radius:2px;box-shadow:0 5px 0 #fff,0 10px 0 rgba(255,255,255,.65);}
.logo-text{font-size:17px;font-weight:800;letter-spacing:-.3px;line-height:1.1;}
.logo-text em{display:block;font-style:normal;font-size:11px;font-weight:600;color:var(--muted);letter-spacing:.5px;}
.nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav a{
  position:relative;padding:8px 12px;font-size:14.5px;color:var(--ink);
  border-radius:10px;transition:color var(--ease),background var(--ease);
}
.nav a:hover{color:var(--brand-dark);background:var(--brand-soft);}
.nav a.is-active{color:var(--brand-dark);font-weight:600;}
.nav a.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:-2px;height:2px;background:var(--brand);border-radius:2px;
}
.nav-actions{display:flex;align-items:center;gap:10px;}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);background:#fff;border-radius:12px;
  cursor:pointer;padding:0;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;padding:13px 26px;border-radius:999px;
  border:1.5px solid transparent;cursor:pointer;
  transition:transform var(--ease),background var(--ease),color var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(228,86,110,.24);}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-1px);box-shadow:0 10px 22px rgba(196,63,88,.28);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--brand-dark);border-color:var(--brand);}
.btn-ghost:hover{background:var(--brand-soft);transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-block{width:100%;}
.btn:focus-visible{outline:2px solid var(--brand-dark);outline-offset:3px;}
.text-link{color:var(--brand-dark);font-weight:600;font-size:14.5px;border-bottom:1px solid rgba(195,63,88,.35);padding-bottom:1px;transition:color var(--ease),border-color var(--ease);}
.text-link:hover{color:var(--brand);border-color:var(--brand);}

/* ---------- article page ---------- */
.article-hero{
  padding:44px 0 32px;
  background:linear-gradient(180deg,var(--bg-alt) 0%,var(--bg) 100%);
  border-bottom:1px solid var(--line);
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:22px;}
.crumbs a{color:var(--muted);transition:color var(--ease);}
.crumbs a:hover{color:var(--brand-dark);}
.crumbs .sep{color:#C9B6AF;}
.crumbs .now{color:var(--ink);font-weight:600;max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.article-head{display:grid;grid-template-columns:1fr auto;gap:32px;align-items:start;max-width:960px;}
.article-head h1{font-size:clamp(26px,3.4vw,40px);font-weight:800;line-height:1.32;letter-spacing:-.5px;}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;margin-top:20px;font-size:13.5px;color:var(--muted);}
.badge-cat{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;letter-spacing:.4px;
  color:var(--brand-dark);background:var(--brand-soft);border-radius:999px;padding:4px 12px;
}
.badge-mint{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;letter-spacing:.4px;
  color:#1F7A69;background:var(--mint-soft);border-radius:999px;padding:4px 12px;
}
.meta-sep{width:1px;height:12px;background:var(--line);display:inline-block;}
.share-box{display:flex;gap:8px;padding-top:6px;}
.share-box button{
  width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--muted);
  cursor:pointer;font-size:13px;font-weight:600;transition:all var(--ease);
}
.share-box button:hover{color:var(--brand-dark);border-color:var(--brand);background:var(--brand-soft);}

.article-body-wrap{padding:56px 0 24px;background:var(--bg);}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start;}
.article-main{max-width:820px;}
.key-points{
  background:var(--bg-alt2);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:24px 26px;
  margin-bottom:36px;
}
.key-points h2{font-size:15px;font-weight:700;letter-spacing:.4px;color:var(--brand-dark);margin-bottom:14px;}
.key-points ol{counter-reset:kp;display:grid;gap:10px;}
.key-points li{
  counter-increment:kp;position:relative;padding-left:34px;font-size:14.8px;color:var(--ink);line-height:1.75;
}
.key-points li::before{
  content:counter(kp,decimal-leading-zero);
  position:absolute;left:0;top:1px;width:24px;height:24px;border-radius:8px;
  background:#fff;border:1px solid var(--line);color:var(--brand-dark);
  font-size:11.5px;font-weight:700;display:flex;align-items:center;justify-content:center;
}
.article-content{font-size:16px;line-height:1.9;color:#332B30;}
.article-content p{margin-bottom:18px;}
.article-content h2{font-size:24px;font-weight:700;line-height:1.45;margin:40px 0 16px;letter-spacing:-.2px;color:var(--ink);}
.article-content h3{font-size:19px;font-weight:600;margin:30px 0 12px;color:var(--ink);}
.article-content ul,.article-content ol{margin:0 0 20px;padding-left:22px;list-style:disc;}
.article-content ol{list-style:decimal;}
.article-content li{margin-bottom:8px;}
.article-content blockquote{
  margin:26px 0;padding:18px 22px;background:var(--bg-alt);
  border-left:4px solid var(--brand);border-radius:0 var(--radius-s) var(--radius-s) 0;
  color:#4A3B41;font-size:15.5px;
}
.article-content blockquote p:last-child{margin-bottom:0;}
.article-content img{border-radius:12px;margin:24px 0;width:100%;}
.article-content a{color:var(--brand-dark);border-bottom:1px solid rgba(195,63,88,.35);transition:color var(--ease);}
.article-content a:hover{color:var(--brand);}
.article-content table{width:100%;border-collapse:collapse;margin:20px 0;font-size:14.5px;}
.article-content th,.article-content td{border:1px solid var(--line);padding:10px 14px;text-align:left;}
.article-content th{background:var(--bg-alt2);font-weight:600;}

.article-aside{position:sticky;top:96px;display:grid;gap:20px;}
.aside-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow);
}
.aside-card h3{font-size:15px;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.aside-card h3::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--brand);display:inline-block;}
.aside-list{display:grid;gap:12px;}
.aside-list a{font-size:14px;color:var(--ink);line-height:1.6;transition:color var(--ease);display:block;}
.aside-list a:hover{color:var(--brand-dark);}
.aside-list span{display:block;font-size:12px;color:var(--muted);margin-top:3px;}
.aside-note{font-size:13.5px;color:var(--muted);line-height:1.8;}

.empty-state{
  background:#fff;border:1px dashed var(--line);border-radius:var(--radius);
  padding:56px 28px;text-align:center;
}
.empty-state .empty-ico{
  width:56px;height:56px;border-radius:18px;background:var(--brand-soft);
  margin:0 auto 18px;position:relative;
}
.empty-state .empty-ico::after{
  content:"";position:absolute;inset:18px;border:2px solid var(--brand);border-radius:50%;
  border-right-color:transparent;
}
.empty-state h2{font-size:20px;font-weight:700;margin-bottom:10px;}
.empty-state p{color:var(--muted);font-size:14.5px;margin-bottom:20px;}

/* related */
.related-sec{padding:56px 0;background:var(--bg-alt2);border-top:1px solid var(--line);}
.sec-head-sm{margin-bottom:26px;}
.sec-head-sm h2{font-size:clamp(20px,2.4vw,26px);font-weight:700;letter-spacing:-.3px;}
.sec-head-sm p{color:var(--muted);font-size:14.5px;margin-top:8px;}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.rel-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;display:flex;flex-direction:column;gap:10px;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#F3C9CF;}
.rel-card .rel-meta{font-size:12px;color:var(--muted);display:flex;gap:8px;align-items:center;}
.rel-card h3{font-size:15.5px;font-weight:600;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rel-card .arrow{margin-top:auto;color:var(--brand-dark);font-size:13.5px;font-weight:600;}

/* prev next */
.pager-sec{padding:40px 0 0;background:var(--bg-alt2);}
.pager{display:grid;grid-template-columns:1fr 1px 1fr;gap:28px;align-items:center;padding:24px 0 8px;}
.pager .divider{background:var(--line);height:44px;width:1px;justify-self:center;}
.pager a{display:block;transition:transform var(--ease);}
.pager a:hover{transform:translateY(-2px);}
.pager .pager-label{font-size:12px;color:var(--muted);letter-spacing:.5px;margin-bottom:6px;}
.pager .pager-title{font-size:15px;font-weight:600;line-height:1.6;color:var(--ink);}
.pager .next{text-align:right;}

/* back entry */
.back-sec{padding:36px 0 44px;background:var(--bg-alt2);}
.back-row{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:14px 24px;font-size:14.5px;}
.back-row a{color:var(--brand-dark);font-weight:600;border-bottom:1px solid rgba(195,63,88,.35);transition:color var(--ease);}
.back-row a:hover{color:var(--brand);}
.back-row .dotline{width:4px;height:4px;border-radius:50%;background:#C9B6AF;}

/* disclaimer */
.disclaimer-sec{padding:0 0 64px;background:var(--bg-alt2);}
.disclaimer{
  background:rgba(255,255,255,.7);border:1px solid var(--line);border-radius:var(--radius-s);
  padding:18px 22px;font-size:12.5px;line-height:1.85;color:#8A7E84;
}
.disclaimer strong{color:#6E6469;font-weight:600;}

/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:#D9CBD0;padding:64px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand .logo-text{color:#fff;}
.footer-brand .logo-text em{color:#B49AA3;}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:#B49AA3;max-width:330px;}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.3px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col ul a{font-size:14px;color:#B49AA3;transition:color var(--ease);}
.footer-col ul a:hover{color:var(--brand);}
.footer-note{font-size:13.5px;color:#B49AA3;line-height:1.85;}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.10);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:12.5px;color:#9C8A92;
}
@media (max-width:1199px){
  .container{padding:0 32px;}
  .article-layout{grid-template-columns:minmax(0,1fr) 270px;gap:36px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
}
@media (max-width:991px){
  .nav{display:none;}
  .nav-toggle{display:flex;}
  .nav.is-open{
    display:flex;flex-direction:column;align-items:stretch;gap:4px;
    position:absolute;left:16px;right:16px;top:76px;
    background:#fff;border:1px solid var(--line);border-radius:var(--radius);
    padding:14px;box-shadow:var(--shadow-hover);margin-left:0;
  }
  .nav.is-open a{padding:11px 12px;}
  .nav.is-open a.is-active::after{display:none;}
  .article-head{grid-template-columns:1fr;}
  .share-box{padding-top:0;}
  .article-layout{grid-template-columns:1fr;}
  .article-aside{position:static;grid-template-columns:repeat(2,1fr);}
  .related-grid{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  body{font-size:15.5px;}
  .container{padding:0 20px;}
  .nav-actions .btn{display:none;}
  .article-hero{padding:30px 0 24px;}
  .article-body-wrap{padding:38px 0 16px;}
  .article-content h2{font-size:21px;margin-top:32px;}
  .article-content{font-size:15.5px;}
  .article-aside{grid-template-columns:1fr;}
  .related-grid{grid-template-columns:1fr;}
  .related-sec{padding:44px 0;}
  .pager{grid-template-columns:1fr;gap:18px;}
  .pager .divider{display:none;}
  .pager .next{text-align:left;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .key-points{padding:20px;}
  .back-row{justify-content:flex-start;}
}

/* roulang page: category1 */
:root{
  --brand:#E4566E;
  --brand-dark:#C33F58;
  --brand-soft:#FDE7EB;
  --mint:#2FB59A;
  --mint-soft:#E4F6F2;
  --orange:#FF8A4C;
  --bg:#FFF9F6;
  --bg-alt:#FFEFEA;
  --bg-alt2:#F6F1EC;
  --ink:#241E22;
  --muted:#6E6469;
  --line:#EFDCD5;
  --dark:#2A1B22;
  --white:#FFFFFF;
  --radius-s:12px;
  --radius:16px;
  --radius-lg:24px;
  --shadow:0 6px 20px rgba(196,120,120,.10);
  --shadow-hover:0 12px 28px rgba(196,120,120,.16);
  --container:1180px;
  --ease:180ms ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Hiragino Sans GB",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font-family:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 40px;
}
section{position:relative;}
.section{padding:72px 0;}
.section--alt{background:var(--bg-alt);}
.section--alt2{background:var(--bg-alt2);}
.section-head{max-width:760px;margin-bottom:36px;}
.section-head h2{font-size:clamp(24px,2.6vw,30px);font-weight:700;letter-spacing:-.3px;line-height:1.4;}
.section-head p{margin-top:12px;color:var(--muted);font-size:15.5px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.5px;
  color:var(--brand-dark);background:var(--brand-soft);
  border-radius:999px;padding:5px 14px;margin-bottom:16px;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--brand);display:inline-block;}
/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,249,246,.94);
  backdrop-filter:saturate(140%) blur(8px);
  border-bottom:1px solid transparent;
  transition:box-shadow var(--ease),border-color var(--ease),background var(--ease);
}
.site-header.is-scrolled{box-shadow:0 4px 18px rgba(196,120,120,.12);border-bottom-color:var(--line);background:rgba(255,249,246,.98);}
.nav-wrap{display:flex;align-items:center;gap:24px;min-height:72px;}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  width:26px;height:26px;border-radius:9px;
  background:linear-gradient(135deg,var(--brand),var(--orange));
  display:inline-block;position:relative;
}
.logo-mark::after{content:"";position:absolute;inset:7px 7px auto 7px;height:2px;background:#fff;border-radius:2px;box-shadow:0 5px 0 #fff,0 10px 0 rgba(255,255,255,.65);}
.logo-text{font-size:17px;font-weight:800;letter-spacing:-.3px;line-height:1.1;}
.logo-text em{display:block;font-style:normal;font-size:11px;font-weight:600;color:var(--muted);letter-spacing:.5px;}
.nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav a{
  position:relative;padding:8px 12px;font-size:14.5px;color:var(--ink);
  border-radius:10px;transition:color var(--ease),background var(--ease);
}
.nav a:hover{color:var(--brand-dark);background:var(--brand-soft);}
.nav a.is-active{color:var(--brand-dark);font-weight:600;}
.nav a.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:-2px;height:2px;background:var(--brand);border-radius:2px;
}
.nav-actions{display:flex;align-items:center;gap:10px;}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);background:#fff;border-radius:12px;
  cursor:pointer;padding:0;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;padding:13px 26px;border-radius:999px;
  border:1.5px solid transparent;cursor:pointer;
  transition:transform var(--ease),background var(--ease),color var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(228,86,110,.24);}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-1px);box-shadow:0 10px 22px rgba(196,63,88,.28);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--brand-dark);border-color:var(--brand);}
.btn-ghost:hover{background:var(--brand-soft);transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn:focus-visible,a:focus-visible,summary:focus-visible,button:focus-visible{outline:2px solid var(--brand);outline-offset:3px;}
.text-link{color:var(--brand-dark);font-weight:600;font-size:14.5px;border-bottom:1px solid rgba(195,63,88,.35);padding-bottom:1px;transition:color var(--ease),border-color var(--ease);}
.text-link:hover{color:var(--brand);border-color:var(--brand);}
/* ---------- category hero ---------- */
.cat-hero{padding:40px 0 60px;background:var(--bg);overflow:hidden;border-bottom:1px solid var(--line);}
.cat-hero::before{
  content:"";position:absolute;inset:-40% -12% auto auto;width:560px;height:560px;
  background:radial-gradient(circle at 30% 30%,rgba(228,86,110,.14),rgba(255,249,246,0) 68%);
  pointer-events:none;
}
.breadcrumb{margin-bottom:22px;position:relative;}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);}
.breadcrumb li{display:flex;align-items:center;gap:8px;}
.breadcrumb li + li::before{content:"/";color:var(--line);}
.breadcrumb a{color:var(--muted);transition:color var(--ease);}
.breadcrumb a:hover{color:var(--brand-dark);}
.breadcrumb .current{color:var(--ink);font-weight:600;}
.cat-head{display:grid;grid-template-columns:1fr 320px;gap:40px;align-items:start;position:relative;}
.cat-head h1{font-size:clamp(28px,3.8vw,42px);font-weight:800;letter-spacing:-.5px;line-height:1.24;}
.cat-head h1 .hl{color:var(--brand-dark);}
.cat-lead{margin-top:16px;font-size:16px;color:var(--muted);max-width:600px;}
.intro-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 24px;box-shadow:var(--shadow);
}
.intro-card h2{font-size:15px;font-weight:700;letter-spacing:.3px;color:var(--brand-dark);margin-bottom:12px;}
.intro-card ul{display:grid;gap:9px;}
.intro-card li{position:relative;padding-left:16px;font-size:14px;color:var(--muted);line-height:1.7;}
.intro-card li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--mint);}
/* ---------- quick points ---------- */
.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.quick-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 20px;display:flex;flex-direction:column;gap:6px;
  transition:box-shadow var(--ease),transform var(--ease);
}
.quick-item:hover{box-shadow:var(--shadow);transform:translateY(-2px);}
.quick-item .qi-icon{width:26px;height:26px;border-radius:9px;background:var(--brand-soft);display:flex;align-items:center;justify-content:center;}
.quick-item .qi-icon::after{content:"";width:9px;height:9px;border-radius:50%;background:var(--brand);}
.quick-item strong{font-size:15px;font-weight:700;}
.quick-item span{font-size:13.5px;color:var(--muted);line-height:1.65;}
/* ---------- post grid ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.post-card{
  display:flex;flex-direction:column;gap:12px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;transition:box-shadow var(--ease),transform var(--ease),border-color var(--ease);
}
.post-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px);border-color:#E8C9BF;}
.post-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.badge{
  display:inline-flex;align-items:center;
  font-size:12px;font-weight:600;letter-spacing:.3px;
  color:var(--brand-dark);background:var(--brand-soft);
  border-radius:999px;padding:3px 12px;
}
.badge--mint{color:#1D7F6C;background:var(--mint-soft);}
.post-meta time{font-size:12.5px;color:var(--muted);}
.post-card h3{font-size:17px;font-weight:700;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-card p{font-size:14px;color:var(--muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-arrow{margin-top:auto;padding-top:6px;font-size:13.5px;font-weight:600;color:var(--brand-dark);text-align:right;}
.post-card:hover .card-arrow{color:var(--brand);}
.list-more{display:flex;justify-content:center;margin-top:36px;}
.empty-state{
  display:flex;flex-direction:column;align-items:center;gap:12px;
  background:#fff;border:1px dashed var(--line);border-radius:var(--radius);
  padding:48px 24px;text-align:center;
}
.empty-state .empty-dot{width:38px;height:38px;border-radius:50%;background:var(--brand-soft);position:relative;}
.empty-state .empty-dot::after{content:"";position:absolute;inset:13px;border-radius:50%;border:2px solid var(--brand);opacity:.55;}
.empty-state p{font-size:14.5px;color:var(--muted);}
/* ---------- tag cloud ---------- */
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-flex;align-items:center;
  font-size:13.5px;color:var(--ink);
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:7px 16px;transition:border-color var(--ease),color var(--ease),background var(--ease);
}
.tag:hover{border-color:var(--brand);color:var(--brand-dark);background:var(--brand-soft);}
/* ---------- featured ---------- */
.feature-list{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.feature-card{
  display:flex;gap:14px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:14px;transition:box-shadow var(--ease),transform var(--ease);
}
.feature-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px);}
.feature-card img{width:92px;height:92px;object-fit:cover;border-radius:var(--radius-s);flex:0 0 auto;}
.feature-body{display:flex;flex-direction:column;gap:7px;min-width:0;}
.feature-body h3{font-size:15px;font-weight:700;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.feature-body .muted-line{font-size:12.5px;color:var(--muted);}
/* ---------- advice ---------- */
.advice-grid{display:grid;grid-template-columns:330px 1fr;gap:44px;align-items:start;}
.advice-grid h2{font-size:clamp(24px,2.6vw,30px);letter-spacing:-.3px;}
.advice-grid .advice-note{margin-top:14px;color:var(--muted);font-size:15px;}
.advice-list{counter-reset:adv;display:grid;gap:16px;}
.advice-list li{
  counter-increment:adv;position:relative;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 22px 18px 62px;font-size:15px;color:var(--ink);line-height:1.75;
}
.advice-list li::before{
  content:counter(adv,decimal-leading-zero);
  position:absolute;left:20px;top:17px;
  font-size:16px;font-weight:800;color:var(--brand);
  letter-spacing:-.5px;
}
/* ---------- faq ---------- */
.faq-wrap{max-width:860px;}
.faq-list{display:grid;gap:10px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:0 20px;transition:box-shadow var(--ease),border-color var(--ease);
}
.faq-item[open]{border-color:#E8C9BF;box-shadow:var(--shadow);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:17px 0;font-size:16px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";flex:0 0 auto;width:14px;height:14px;position:relative;
  transition:transform var(--ease);
  background:
    linear-gradient(var(--brand),var(--brand)) center/14px 2px no-repeat,
    linear-gradient(var(--brand),var(--brand)) center/2px 14px no-repeat;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item .faq-answer{
  border-left:3px solid var(--brand);padding:0 0 6px 14px;margin-bottom:16px;
  font-size:15px;color:var(--muted);line-height:1.85;
}
/* ---------- cta strip ---------- */
.cta-strip{padding:0 0 72px;background:var(--bg);}
.cta-box{
  background:linear-gradient(120deg,#FFF1EC,#FDE7EB 70%);
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:36px 40px;display:flex;align-items:center;justify-content:space-between;gap:28px;
}
.cta-box h2{font-size:clamp(22px,2.4vw,27px);letter-spacing:-.3px;}
.cta-box p{margin-top:8px;font-size:15px;color:var(--muted);}
.cta-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;}
/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:#EADFE3;padding:64px 0 26px;font-size:14.5px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;}
.site-footer .logo-text{color:#fff;}
.site-footer .logo-text em{color:rgba(234,223,227,.68);}
.footer-brand p{margin-top:16px;color:rgba(234,223,227,.72);line-height:1.85;font-size:14px;max-width:340px;}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:14px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{color:rgba(234,223,227,.76);transition:color var(--ease);}
.footer-col a:hover{color:#fff;}
.footer-note{color:rgba(234,223,227,.68);font-size:13.5px;line-height:1.8;}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(234,223,227,.6);
}
/* ---------- responsive ---------- */
@media (max-width:1199px){
  .container{padding:0 32px;}
  .cat-head{grid-template-columns:1fr 290px;gap:32px;}
  .quick-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991px){
  .section{padding:56px 0;}
  .nav{
    position:absolute;top:72px;left:0;right:0;
    display:none;flex-direction:column;align-items:stretch;gap:4px;
    background:#fff;border-bottom:1px solid var(--line);
    padding:12px 20px 18px;box-shadow:0 12px 28px rgba(196,120,120,.16);
  }
  .nav.is-open{display:flex;animation:fadeIn 150ms ease;}
  .nav a{padding:11px 12px;border-radius:12px;font-size:15px;}
  .nav a.is-active::after{display:none;}
  .nav-toggle{display:flex;}
  .nav-actions .btn-sm{padding:8px 15px;font-size:13.5px;}
  .cat-head{grid-template-columns:1fr;}
  .post-grid{grid-template-columns:repeat(2,1fr);}
  .feature-list{grid-template-columns:1fr 1fr;}
  .advice-grid{grid-template-columns:1fr;gap:26px;}
  .cta-box{flex-direction:column;align-items:flex-start;padding:30px 28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@keyframes fadeIn{from{opacity:0;transform:translateY(-6px);}to{opacity:1;transform:translateY(0);}}
@media (max-width:767px){
  body{font-size:15.5px;}
  .container{padding:0 20px;}
  .section{padding:44px 0;}
  .cat-hero{padding:30px 0 42px;}
  .nav-wrap{min-height:64px;gap:12px;}
  .nav{top:64px;}
  .logo-text{font-size:15.5px;}
  .logo-text em{font-size:10px;}
  .nav-actions .btn-sm{display:none;}
  .quick-grid{grid-template-columns:1fr;}
  .post-grid{grid-template-columns:1fr;}
  .feature-list{grid-template-columns:1fr;}
  .feature-card img{width:78px;height:78px;}
  .advice-list li{padding:16px 18px 16px 54px;}
  .advice-list li::before{left:16px;top:15px;font-size:15px;}
  .cta-box{padding:26px 22px;border-radius:var(--radius);}
  .cta-strip{padding-bottom:52px;}
  .site-footer{padding:48px 0 22px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:8px;}
}